Home / 1,147,824.42-1,584,170.91-664,705.14

Finding the Fourth Proportional to 1,147,824.42, 1,584,170.91 and 664,705.14

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Solution

The fourth proportional to 1,147,824.42, 1,584,170.91 and 664,705.14 is: 917,393.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,824.42 : 1,584,170.91 = 664,705.14 : x
  2. Step 2: Convert to fraction form
    1,147,824.42/1,584,170.91 = 664,705.14/x
  3. Step 3: Cross multiply
    1,147,824.42x = 1,584,170.91 × 664,705.14
  4. Step 4: Simplify right side
    1,147,824.42x = 1,053,006,546,515.48
  5. Step 5: Solve for x
    x = 1,053,006,546,515.48/1,147,824.42
  6. Step 6: Final answer
    x = 917,393.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.